LibreOffice - Writer - Open-source cross-platform word processor.

Notepad3 - Notepad3 is a fast and light-weight Scintilla-based text editor with syntax highlighting.

Microsoft Word - Microsoft Word is a commercial word document processor for Windows.

TED Notepad - TED Notepad is a portable text editor software that deals with a large variety of text processing tools, supplemental text clipboards, high accessibility through hotkeys, and a customizable number of settings and options.

Google Docs - Create a new document and edit with others at the same time -- from your computer, phone or tablet. Get stuff done with or without an internet connection. Use Docs to edit Word files. Free from Google.

Notepad++ - A free source code editor which supports several programming languages running under the MS Windows environment.